fix: remove debugSetTime and useGameStore import from combatStore to break remaining circular deps

src/lib/game/stores/combatStore.ts

@@ -6,7 +6,6 @@ import { persist } from 'zustand/middleware';
 import type { GameAction, SpellState, FloorState, GolemancyState, ActivityLogEntry, AchievementState, EquipmentSpellState, ActivityEventType } from '../types';
 import { getFloorMaxHP } from '../utils';
 import { usePrestigeStore } from './prestigeStore';
-import { useGameStore } from './gameStore';
 import { generateFloorState } from '../utils/room-utils';
 import { addActivityLogEntry } from '../utils/activity-log';
 import { processCombatTick, makeInitialSpells } from './combat-actions';
@@ -267,9 +266,7 @@ export const useCombatStore = create<CombatState>()(
         }));
       },
 
-      debugSetTime: (day: number, hour: number) => {
-        useGameStore.setState({ day, hour });
-      },
+
     }),
     {
       name: 'mana-loop-combat',